[MIA6]

Which of the following pairs of reactants will react most quickly?
1) sodium chloride and silver nitrate 2) water and hydrogen chloride  3) hydrogen and propene  4) oxygen and methane (CH4) 
How can I figure out which pair reacts the fastest? do I need reference table?

[Astrokel]

Those takes place instantly will react most quickly. Some of it requires certain condition before reaction could proceeds.